SAF-C505C-2RM View Datasheet(PDF) - Infineon Technologies

Part Name

Description

Manufacturer

SAF-C505C-2RM

8-bit Single-Chip Microcontroller

Infineon Technologies 

C505 / C505C

C505A / C505CA

A/D Converter Characteristics of C505A and C505CA

(Operating Conditions apply)

Parameter

Analog input voltage

Sample time

Conversion cycle time

Total unadjusted error

Internal resistance of

reference voltage source

Internal resistance of

analog source

ADC input capacitance

Notes see next page.

Symbol

VAIN

tS

tADCC

TUE

RAREF

RASRC

CAIN

Limit Values

min. max.

VAGND

–

–

–

VAREF

64 x tIN

32 x tIN

16 x tIN

8 x tIN

384 x tIN

192 x tIN

96 x tIN

48 x tIN

±2

–

±4

Unit

V

ns

ns

LSB

LSB

–

tADC / 250 kΩ

- 0.25

–

tS / 500 kΩ

- 0.25

–

50

pF

Test Condition

1)

Prescaler ÷ 32

Prescaler ÷ 16

Prescaler ÷ 8

Prescaler ÷ 4 2)

Prescaler ÷ 32

Prescaler ÷ 16

Prescaler ÷ 8

Prescaler ÷ 4 3)

VSS+0.5V ≤ VAIN ≤ VDD-0.5V 4)

VSS < VAIN < VDD+0.5V

VDD - 0.5 V < VAIN < VDD 4)

tADC in [ns] 5) 6)

tS in [ns] 2) 6)

6)

Clock calculation table :

Clock Prescaler ADCL1, 0

Ratio

÷ 32

11

÷ 16

10

÷8

01

÷4

00

tADC

32 x tIN

16 x tIN

8 x tIN

4 x tIN

tS

64 x tIN

32 x tIN

16 x tIN

8 x tIN

tADCC

384 x tIN

192 x tIN

96 x tIN

48 x tIN

Further timing conditions : tADC min = 500 ns

tIN = 1 / fOSC = tCLP

Data Sheet

66

08.00

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